B Sunshine Global Circuits Co. Ltd | 2023 Annually ESG Report 1

Sunshine Global Circuits Co. Ltd.2025 Annually

Environmental Social &

Governance Report2 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 3

Global Presence Local Service

About this report

Reporting Boundary Referring description

This report is published by Sunshine Global Circuits Co. LTD. The information and data in the report mainly cover the company's For the convenience of expression and reading Sunshine Global Circuits Co. Ltd. is referred to as "SGC" or "thecompany" or “We/us" . The copyright of this report belongs to Sunshine Global Circuits Co. Ltd.environmental social and corporate governance related practices during the period from January 1 2025 to December 31 2025. Based

on the continuity and comparison of the reports some data and information are not limited in 2024.Publishmode

Reporting Principle

The report is released annually and is available for browsing or download on the company's official website

This report refers to the GRI standard the ISO 26000:2010 Guidance on social responsibility standard the United Nations (https://www.sunshinepcbgroup.com/). For any questions or suggestions about the report's content feel free to contact us.Sustainable Development Goals (SDGs) and the Self-Regulatory Guidelines for Listed Companies issued by the Shenzhen Stock Email address：esg@sunshinepcb.com

Exchange No. 17 - Sustainability Report (trial) requirements are prepared. Phone number2:+86 (0) 755-2724-3968

Fax:+86 (0) 755-2724-3609

Report Content

In preparing the report contents the company adheres to the criticality integrity and responsiveness principles of the GRI

standard. The report covers three main aspects: Organizational Governance and Society & Environment. It focuses on the

company's responsibility in ESG governance product responsibility environmental responsibility and employee responsibility. The data

and information for this report are collected following the company's existing workflow.4 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 5

Catalogue

Message from Chairman of the Board 06 02 Organizational Governance: 04 Environmental-friendly: 06 Transparent Procurement:

Foundation of Growth Leading Green & Intelligent Manufacturing Fulfilling Social Responsibilities

Company Culture 07

2025 ESG Performance Information 08 2.1 ESG Governance Structure 24 4.1 Hazardous Substances Control 46 6.1 Responsible Procurement 72

2.2 Business Ethics 26 4.2 Building a Green Enterprise 48 6.2 Charitable and Public Welfare Activities 74

2.3 Risk Management and Internal Control 28 4.3 Clean Production Management 50

2.4 ESG Key Issues 29 4.4 Responding to Climate Change 51

03 Product Innovation: 05 People-oriented Supporting: Reader Feedback 76

Empowers a Connected World

01 SGC Overview Employee Development

5.1 Our Employee 56

1.1 Global Operations Overview 12 3.1 R&D and Innovation 34

5.2 Employee Rights Protection 57

1.2 Milestones 16 3.2 Quality Management 37

5.3 Occupational Health and Safety 59

1.3 Economic Performance Metrics 18 3.3 Quality Control and Test 40

5.4 Training and Development 66

1.4 Awards and Recognitions 19 3.4 Enhancing Customer Satisfaction 42

5.5 Employee Care 687

Comp企an业y文Cu化lture

Duty Vision

Message From 使Inn命ovation Drives a Smart- 愿Bec景oming the Global Leader in

Connected World Green and Intelligent Manufacturing

Chairman of the Board Dual Carbon Policy Builds

of High-Precision Electronic Circuits

创a新 B赋et能ter智Li联fe世界 成为全球高精电子电路绿色智造双碳构建美好生活领航者

核K心ey价va值lu观e 战S略trategy

To Our Esteemed Partners Investors and Stakeholders: Customer-Oriented Efficient Innovation Brings the Leading

2025 marks a pivotal year of profound transformation for the global electronics industry with Artificial Intelligence reshaping productivity across the Col Position in Global Specialty 客户导lab向or，at高ion效协同 创新驱动的国际化专精市场

board. Facing the historic opportunities brought by the explosion of AI computing power SGC continues to treat technological innovation and sustainable Professional and Dedicated Co- Market

development as the twin engines of our strategic transformation. As a global enterprise deeply rooted in the electronic interconnection sector we understand that 专C业re专ati注on， an共d创Sh共ari享ng 领先only by deeply integrating ESG principles into our corporate DNA can we build lasting core competitiveness in a fiercely competitive market. Over the past

year amidst a complex and volatile external environment we have pressed forward under pressure. We have not only achieved steady growth in performance

but also deeply embedded ESG concepts into our corporate strategy striving to become a green enabler in the era of global AI intelligent manufacturing. Quality Policy

AI Manufacturing Leads Technological Innovation Quality First Lean Production

Innovation is the DNA of SGC and our core weapon for seizing AI-era opportunities and meeting market competition. In 2025 we formally established the Continuous Innovation

leading position of our AI intelligent manufacturing strategy launching the "Battle for AI Expansion." Through technological breakthroughs we are opening up Customer Satisfaction.new industry tracks and achieving "zero-to-one" breakthroughs in multiple key technologies. We remain committed to a customer-oriented principle precisely Energy Conservation Green

directing high-quality resources to core business areas to ensure the delivery of high-quality products to our global core customers. Safety People Oriented

Low-Carbon Practices Protect Ecological Harmony Employee Value Realization.We consistently integrate the concept of low-carbon development throughout the entire product lifecycle building a solid ecological foundation for

sustainable development. Through the intelligent transformation of production bases and digital management we have significantly improved energy efficiency

and steadily increased the proportion of renewable energy usage obtaining the ISO 50001 Energy Management System certification. This lays a solid

foundation for the positive interaction between industry and ecology. We are reshaping an environmentally friendly supply chain by actively introducing new

biodegradable and recyclable materials. Through process innovation and upgrades to our waste recycling systems we have effectively reduced carbon emission

intensity per unit of output value while maintaining high growth in production capacity.People-Oriented Approach Boosts Employee Growth

Corporate growth is inseparable from the dedication of every employee. We are dedicated to building a warm and trustworthy platform. In terms of

individual development we have established a training system that covers the entire professional lifecycle providing precise empowerment for different fields

and positions to help employees grow alongside the company. In building a diverse and inclusive culture we have established multi-level career development

channels to systematically eliminate workplace barriers. Meanwhile we are striving to improve living conditions and enrich cultural and sports activities

ensuring that employees feel the warmth of home while achieving professional growth.Excellent Governance Safeguards Steady Operations

Excellent corporate governance is the cornerstone of long-term stability. We continuously benchmark against international best practices constantly

improving our ESG governance structure led by the Board of Directors. We are strengthening compliance internal control and information security systems

utilizing digital means to achieve dynamic monitoring of ESG risks. Furthermore we continue to enhance data governance capabilities to ensure a high degree

of compliance and transparency in the complex international trade environment further consolidating the trust foundation of our customer ecosystem.Looking to the future SGC will open a new chapter of intelligent sustainable development with a sense of responsibility. In the coming year we will adhere to

technology innovation to drive industrial progress continue to delve deep into AI manufacturing and green technologies and work hand-in-hand with global

partners to build a new green and intelligent ecosystem for the electronics industry while achieving continuous business improvement.董事长：8 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 9

2025 ESG Performance Data Performance indicator 2025

First Time Yield（%） 89.96%

Government incentives and support funds（10k Yuan/Year） 2086.95

Water Consumption (T/Year) 1287397.00

Economic Information

Wastewater Discharge (T/Year) 1020163.00

Total electricity consumption (KWH/Year) 141364975.00

3.665 95.33 1.86 Natural Gas (KWH/Year) 1360830. 00Total Assets (Billion yuan） Annual Product Volume(10k m2/ Year) Sales Revenue (Billion yuan/Year）

Diesel (KG/Year) 58756.46

Solid waste discharge (KWH/Year) 25710.60

3083.22 8559.19 1698 Gasoline (KG/Year) 15733.36Tax (10K yuan/Year） R&D Investment (10k yuan/Year) Number of training courses Material Batch Qualification Rate (%) 99.98%

FQA Sampling Set Pass Rate（%） 99.31%

R&D Investment (10k Yuan/Year) 8559.19

2692.60 0 3331.95 Number of R&D group member 285

Environmental protection Product Harmful Substance Scope 1 Emission (TCO2-e/Year) Female Middle-to-Senior Management Ratio（%） 10%

investment (10k yuan/ Year) Complaints (PCS/Year)

Frontline Employee Average Wage Ratio to Local Minimum Basic Wage 4.6:1

Average employee satisfaction（%） 90%

17 100% 67891.75 Gender Pay Ratio for Same Positions（%） 1:1

Patents Granted Wastewater Treatment

Scope 2 Emission (TCO2-e/Year)

Compliance Rate (%) Labor contract signing rate（%） 100%

Employee Health Examination Rate（%） 100%

Work-Related Deaths (person/Year) 0

100% 3.18% 71223.70 Occupational Disease Diagnoses (Times/Year) 0

Emission Monitoring Staff turnover rate （%） Scope 1&2 Total Emission (TCO2-e/ Safety Training Course (H/Person/Year) 15.23

Compliance Rate (%) Year)

Employee Annually Training (H/Year) 91079.27

Employee Training Cost (10k Yuan/Year) 218.10

Average Employee Training Time (H/Person/Year) 33.70

5.44% 570.55 10113.37 Number of New Supplier Certification Audits 17

Employee Average Compensation Safety Investment (10k yuan/Year) Recovery of the amount of

recyclable waste (Ton/ Year) Annual Supplier SER Audit 29Growth Rate (%)10 Organizational Governance: Product Innovation Empowers a Environmental-friendly Leading People-oriented Supporting Transparent Procurement FulfillingSunshine Global Circuits Co. Ltd | 2023 Annually ESG Report SGC Overview Foundation of Growth Connected World Green & Intelligent Manufacturing Employee Development Social Responsibilities 11

01SGC OverviewSGC is a professional PCB manufacturer equipedwith powerful R&D capability and professional product line. Following the mission of“Innovation Drives a Smart- Connected World Dual Carbon Policy Builds a Better Life” we are dedicated to becoming the global leader in environmental-friendly and intelligent manufacturing of high-precision printed circuited board.

1.1 Global Operations Overview 12

1.2 Milestones 16

1.3 Economic Performance Metrics 17

1.4 Awards and Recognitions 1812 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 13

1.1 Global Operations Overview Shenzhen SGC

SGC headquarters is located in Shenzhen known as the "Silicon

Valley of China" with a registered capital of 3.73 million RMB. It boasts a

20000-square-meter facility and a team of more than 800 experienced

SGC was established in July 2001 and is headquartered in Xinqiao Street Bao ‘an District Shenzhen. On February 1 employees. With a strong technical foundation SGC focuses on the

2018 it was listed on the Shenzhen Stock Exchange (stock abbreviation: 明阳电路 stock code: 300739). After more than incubation and development of quick-turn boards ATE products and

twenty years of development SGC has six major production bases and sales entities under its umbrella: Shenzhen SGC complex high-layer-count products.Jiujiang SGC Germany SGC Malaysia SGC Hong Kong SGC and the United States SGC. Its business scope covers Shenzhen SGC

multiple countries and regions worldwide.For many years the company has been dedicated to the research development production and sales of high-end circuit

boards. Based on the strategic positioning of "innovation-driven international market leadership in specialized areas" the Jiujiang SGC

company continuously increases its investment in research and development and technology. Its products include multilayer

Jiujiang SGC was established in July 2011 and is located in the Jiangxi

boards HDI boards high-speed boards rigid-flex boards flexible boards thick copper boards high-frequency boards ATE

Jiujiang High-Tech Development Zone. With a registered capital of 1.273

boards and optical module boards. Leveraging the differentiated layout of each production base the company can meet

billion RMB it covers an area of 130000 square meters. The company has

customers' diverse needs from samples to small and medium batches. Its products are widely used in AI servers automotive

the capability to mass-produce 2 to 40-layer PCBs and offers specialized

electronics medical devices energy power electronic communications and industrial control among other fields.product lines for high-speed rigid-flex thick copper high-frequency and

Mini LED markets.Jiujiang SGC

German SGC

In 2013 Sunshine PCB GmbH was established in Remscheid near

Düsseldorf Germany. The company originated from the RINDE factory which

was founded in 1966 and has a history of producing high-tech products

including 12-18 layer PCBs and high-density PCBs. Under the strategy of

"Close to Customers Real-Time Support" Sunshine PCB GmbH provides

localized and customized services to customers in the European region.German SGC

Malaysia SGC

In July 2023 Sunshine PCB (Penang) Sdn. Bhd. was established in

Malaysia. The company originated from the Vision factory located in

Penang Malaysia. After SGC acquired Vision a series of intelligent upgrades

and expansions were carried out increasing the monthly production

capacity to 7000 square meters. The processing capability now covers 2-12

layer PCBs. Currently a new second-phase factory with a construction area of

Malaysia SGC

135000 square meters is being planned. The company aims to become a

leading manufacturer of rigid RF and microwave PCBs in Southeast Asia

laying a solid foundation for SGC to expand its international market.14 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 15

■ Product and Service

■ Industrial layout

In the context of continuously evolving customer demands and increasingly intense differentiated competition

SGC has proposed an innovation-driven international market leadership strategy. This strategy focuses on the

research production and manufacturing of specialized products such as high-speed rigid-flex thick copper high-

frequency ATE and optical module. These products are widely used in AI servers automotive electronics medical

devices energy and power electronic communications and industrial control fields. Adhering to the business

philosophy of "global layout local service" the company continuously expands its overseas production and sales

bases providing high-quality and efficient services to customers in countries across Asia Europe and the

Americas.Electronic Medical Energy & Automotive Aerospace Industrial Low

Communi- Devices Power Electronics Controls Altitude

cations Economy

High frequency Heavy Copper

Power amplifier（wFEM） Block converter （BUC）

In the future we will strengthen our foundational and product research and development to enhance product technical competitiveness

and increase the proportion of sales of mid-to-high-end PCBs. Additionally we will adapt to the evolving market demands by intensifying

efforts in international market expansion aiming to increase the company's global market share.Optical Module Backplane16 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 17

2023-

1.2 Milestones 2025

2021-

SGC's development over the past 20 years * Acquired Shenzhen Hisemitest

2022 Technology Co. Ltd.* Acquired Malaysian PCB company

has been filled with opportunities and challenges. Vision

* Shenzhen SGC and Jiujiang SGC

Through continuous innovation and perseverance the * Invested in SAX POWER GmbH a passed ISO27001 Information

2019- German lithium battery energy storage Security Management System

company. certification

company has demonstrated its profound foundation * Invested in Icape Holding a French PCB * Shenzhen SGC and Jiujiang SGC

2020 trading company passed ISO50001 Energy

and outstanding strength in the electronics circuit. Management System certification* Jiujiang SGC's professional production

line went into operation

2018 * Shenzhen SGC's IC substrate * Jiujiang SGC achieved Customs AEO

professional production line

Advanced Certified Enterprisestatus

successfully went into operation

* Shenzhen SGC achieved Customs AEO

2016- * Listed on the Shenzhen Stock * Shenzhen SGC successfully Advanced Certified EnterprisestatusExchange with the stock code introduced photomask products

* Established ATE professional production

2017 300739 * Jiujiang SGC's national-level line

* Shenzhen SGC established an laboratory construction was

Environmental-friendly

2014- * Served as an executive director completedManufacturing Center

unit of industry associations * Jiujiang SGC's soft and hard

2015 CPCA GPCA and SPCA combination board production line

* Awarded the title of "Outstanding expanded to a monthly capacity of

Supplier" by internationally 10000 square meters

2010- * J iujiang SGC succe ssfully renowned companies (BMK * Jiujiang SGC was awarded the

reached production capacity

ENICS Flex) national-level titles of "Green Factory"

2013 and was awarded the title of * Jiujiang SGC expanded monthly and "Green Product2002- "National High-Tech production capacity to 40000 * Comprehensive upgrade of the SAP

Enterprise"

* Established a sales subsidiary in square meters and successfully enterprise management system and 2008 * Jiujiang SGC obtained ISO theUSA launched the specialized full implementation of international

9001 ISO/TS 16949 and ISO

* Established a sales subsidiary in production line for rigid-flex human resource management

14001 certifications

* The completion of the upgrade of Germany boards solutions

* Shenzhen SGC obtained ISO/

the company's management * Acquired a factory in Remscheid

TS 14067 carbon footpr i

2001 system obtaining ISO9001

Germany and obtained ISO

nt verification

ISO/TS16949 and ISO14001 13485 certification. Awarded the

certifications. titles of "Green Environmental

* SGC Shenzhen * Awarded the title of "Shenzhen Protection Advanced Enterprise

Headquarters Established

High-Tech Enterprise" in the Circuit Board Industry" and

* Awarded the title of "National "Shenzhen Pengcheng Waste

High-Tech Enterprise" Reduction Advanced Enterprise"

* Successfully transformed into a * Achieved international business

multi-variety small-batch high- transformation

tech enterprise and initiated

international import and export

trade18 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 19

1.4 Awards and Recognitions

Over the years SGC has garnered numerous honors and accolades which driving us to maintain our spirit of innovation

and craftsmanship. We are committed to constantly improving our product quality and service levels making greater

contributions to the advancement of the electronic information industry.Order Date Award Title Award Unit

Guangdong Province Famous and High-quality

1 2025 Dec. Guangdong High-tech Enterprise Association

High-tech Product

Industry and Information Technology Bureau of Shenzhen

2 2025 Oct. 2025 Shenzhen Green Factory

Municipality

2024 Jiangxi Province Excellent New Product First Jiangxi Provincial Department of Industry and Information

3 2025 Sep.

Prize Technology

1.3 Economic performance data

The Second Batch of Manufacturing Individual Industry and Information Technology Bureau of Shenzhen

4 2025 May

Champion Enterprises Municipality

In recent years the global PCB market scale shows a fluctuating upward trend the printed circuit board industry benefited

Shenzhen Baoan District Xinqiao Street Party Working

from the development of AI 5G cloud computing Internet of Things and other emerging technologies the global market to 5 2025 Feb. Excellent Work Safety Management Enterprise Committee and Office

maintain stable growth. However the strong expansion of the industry in the past few years PCB competition has intensified

2024 Benchmark Demonstration Enterprise for Jiujiang Economic and Technological Development Zone Party

6 2025 Feb.

the release of the newly expanded production capacity of enterprises has been affected and the production capacity may take a Digital Transformation Working Committee and Administrative Committee

longer time to be digested and is now facing a key point of industry reshuffle. Shenzhen Baoan District Xinqiao Street Party Working

7 2025 Feb. 2024 Employers of Excellence

After more than 20 years of accumulation SGC has accumulated a solid international customer base. In the face of the Committee and Office

complex and volatile international environment as well as the key point of industry reshuffle and change SGC makes full use of 2024 Jiangxi Province Intelligent Manufacturing Jiangxi Provincial Department of Industry and Information

8 2024 Nov.

Benchmarking Enterprise Title Technology

the advantages of internationalization takes the lead in transforming and upgrading the top management structure to the EMT

mode and carries out optimization and innovation and based on the deep understanding of digitization and intelligence actively Shenzhen Environmental Protection Industry Association 2024 Outstanding Green Manufacturing and

9 2024 Nov. Shenzhen Printed Circuit Board Industry Association Guangdong

promotes the intelligent construction of the production process and supply chain and actively responds to the challenges in the Environmental Protection Company Printed Circuit Board Industry Association

industry. At the same time based on a deep understanding of digitization and intelligence the company is actively promoting

10 2024 Oct. 2024 Partner of the Year Award Shenzhen Chau Ming Technology Co.

the intelligent construction of production process and supply chain actively responding to market challenges and seeking long-

11 2024 Sep. National Model Workers' Home All-China Federation of Trade Unions (ACFTU)

term development.Rural revitalization helps development sincere help Shenzhen Baoan District Industry and Information Technology

In 2025 SGC achieved sales revenue of 1.86 billion yuan with R&D investment totaling 85.59 million yuan. In the future 12 2024 Jun.warms people's hearts Bureau

SGC will continue to adhere to its international and specialized market positioning drive sustainable growth with innovation

13 2023 Dec. Specialized specialized and new SMEs Shenzhen Small and Medium Enterprises Service Bureau

seize opportunities in the PCB market and strive to achieve a leading position in the industry.

14 2023 Nov. National High-tech Enterprise Certificate Jiangxi Provincial Department of Science and Technology etc.

Economic Performance Data Statistics 15 2023 Oct. High-tech enterprises Shenzhen Science and Technology Innovation Commission

2024 Management Innovation Demonstration Jiangxi Provincial Department of Industry and Information

Economic Performance Data 2025 16 2023 Sep. Enterprise in Jiangxi Province Technology

Total Assets (billion yuan) 3.665 17 2023 Jun. 2022 Shenzhen Green Enterprises Shenzhen Green Life Creation Action Steering Committee Office

2Annual Product Volume(10k m ） 95.33 2022 Annual Science and Technology Innovation Jiujiang Economic and Technological Development Zone 18 2023 Feb.Award Management Committee of the Communist Party of China etc.Sales Revenue (billion yuan) 1.86

CPC Jiujiang Economic and Technological Development Zone

19 2023 Feb. 2022 Top Ten Industrial Enterprises of the Year

Total Tax (10k yuan) 3083.22 etc.R&D Investment (10k yuan) 8559.19 20 2023 Feb. 2022 Jiujiang Outstanding Industrial Enterprises People's Government of Jiujiang

Government Incentives & Support Funds (10k yuan) 2086.9520 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 21

1.4 Awards and RecognitionsOrganizational Governance:

02 Foundation of Growth

SGC adheres to the principles of integrity honesty and compliance with laws and

regulations; and establishes and implements ESG governance to achieve sustainable

development for the company.Peace Partnerships

justice and to achieve

strong goals

institutions

2.1 ESG governance structure 22

2.2 The principles of businessethics 23

2.3 Enterprise risk management 24

2.4 ESG Key Issues 2524 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 25

2.1 ESG Governance Structure

SGC strictly complies with the requirements of laws regulations and the management regulations of the Shenzhen Stock Exchange—including the

Company Law the Securities Law the Code of Corporate Governance for Listed Companies the Rules Governing the Listing of Shares on the ChiNext Market

of Shenzhen Stock Exchange and Shenzhen Stock Exchange Self-Regulatory Guidelines for Listed Companies No. 2—Standard Operations of ChiNext Market

Listed Companies. We are committed to continuously improving our corporate governance structure and internal management and control mechanisms

standardizing business operations and ultimately enhancing the overall level of corporate governance.The Shareholders’ Meeting is the company's power institution providing shareholders with a crucial means to exercise their legal rights. SGC strictly

complies with the requirements of laws regulations and internal governance documents—including the Code of Corporate Governance for Listed Companies

the Rules Governing the Listing of Shares on the ChiNext Market of Shenzhen Stock Exchange the Articles of Association and the Rules of Procedure for

Shareholders' Meetings—to standardize the convening and holding of these meetings. We employ a combination of on-site and online voting to facilitate

shareholder participation in decision-making ensuring that all shareholders particularly minority shareholders can fully exercise their rights.The Board of Directors is accountable to the Shareholders' Meeting and is responsible for executing its resolutions in accordance with the law. Regarding

the composition of the Board the Company places great emphasis on diversity and independence. We actively promote the independent director system to

leverage their objective judgment and professional expertise thereby enhancing the rationality scientific rigor and standardization of corporate decision-

making. The Board currently consists of seven directors including three independent directors and one employee representative director. The Board of Directors

has established specialized committees including the Strategy Committee Audit Committee Nomination Committee and Remuneration and Appraisal

Committee. These special committees work in collaboration with clear division of responsibilities and conduct effective supervision to ensure the stable and

sound operation of the Company.SGC has established an Audit Committee under the Board of Directors to exercise the powers of the Board of Supervisors as prescribed by the Company

Law. In accordance with the law the Audit Committee performs supervisory duties including inspecting the Company's financial affairs monitoring the

compliance of Directors and Senior Management in the performance of their duties proposing the removal of personnel who violate laws administrative

ESGGovernance structure

regulations the Articles of Association or resolutions of the Shareholders' Meeting and demanding corrections when the acts of Directors or Senior

Management are detrimental to the Company's interests. By effectively exercising these statutory powers the Committee firmly establishes the Company's

internal supervision defense line and safeguards the legitimate rights and interests of the Company and all its shareholders.26 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 27

2.2 Business Ethics Principles

SGC consistently adheres to the business ethics of integrity and compliance regarding them as the cornerstone of Anti-Corruption

sustainable development. To maintain a fair business environment the Company have established and continuously SGC has established the "Anti-Corruption Operations Manual" which must be strictly followed by all

refined an anti-corruption management mechanism to safeguard our long-term stability. employees suppliers service providers and contractors. This manual enhances the anti-corruption framework by

focusing on the supervision of high-risk areas and key positions susceptible to corruption. By enforcing these

Internally we have built a full-process integrity and compliance management system strictly enforcing a "Zero

measures SGC ensures a transparent ethical and corruption-free business environment.Tolerance" policy towards corruption and potential risks across the headquarter and all subsidiaries. Through

multidimensional measures—such as formulating the Anti-Commercial Corruption Operation Guidelines organizing

the signing of Integrity Agreements for all employees and conducting regular compliance training—we have fortified Integrity Commitment Agreement

our internal control defenses to resolutely prevent all violations.Externally we strengthens risk control across the entire cooperation chain. For partners including suppliers All new employees must sign the "Integrity Agreement" upon joining SGC. Strategic partners including

suppliers service providers and contractors are required to sign the "Sunshine Procurement Commitment for Strategic

service providers and contractors we have established a dynamic risk identification and evaluation mechanism. By

Partners." These agreements ensure that all parties act lawfully maintain integrity and resist any form of commercial

conducting regular anti-corruption assessments and implementing differentiated supervision strategies based on risk

corruption.levels we precisely control partner behavior to prevent external risks from penetrating the enterprise.In 2025 SGC recorded no substantiated corruption incidents or related complaints and faced no litigation or

Compliance Awareness Training

disputes arising from corruption or bribery. To further maintain an atmosphere of integrity and transparency and enhance employees‘ awareness of legal

compliance SGC conducts compliance training through various channels，including new employee orientationdistribution of employee handbooks and annual training programs to improve overall legal literacy and compliance

consciousness of our workforce. Meanwhile SGC conducts regular anti-corruption training sessions for suppliers

extending the philosophy of integrity throughout the supply chain to jointly foster a business environment characterized

by honesty and transparency.Oversight and Accountability

SGC has established an Anti-Corruption Supervision and Management Team against commercial corruption led by the

Internal Audit Department. This team monitors the implementation of the Integrity Agreement while the Internal Audit

Department specifically focuses on detecting fraudulent activities and unethical behavior.SGC enforces a strict accountability system for employees who violate the Integrity Agreement. For suppliers

Compliance who breach the Strategic Partner Sunshine Procurement Commitment Letter SGC will resolutely disqualify them

Management from cooperation. Any cases constituting the crime of commercial bribery will be referred to judicial authorities for

System criminal prosecution.Reporting Channels

SGC has established the "Anti-Fraud and Reporting System" to encourage employees and business partners to

Implementing report corrupt activities. Reports can be submitted via the publicly available email or hotline. The company advocates for

Supervision Monitoring

real-name reporting ensuring that whistleblowers are protected during the investigation process. Any form of

and Accountability

discrimination or retaliation against whistleblowers is strictly prohibited.Reporting Email: internalaudit@sunshinepcb.com Reporting Hotline: 0755-2724392728 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 29

2.3 Risk Management and Internal Control 2.4 ESG Key Issues

SGC has established a comprehensive "Three Lines of Defense" risk management system with clearly defined

responsibilities to continuously strengthen risk prevention and control capabilities throughout our operations. The First Line of To promptly obtain and respond to stakeholder needs the company based on the requirements of "ISO26000:2010 Guidance on Social

Defense consists of business units which bear primary responsibility for risk management and are tasked with daily risk Responsibility" and the "GRI Standards" has identified stakeholder requirements and expectations as well as ESG issues. The company

identification and frontline control. The Second Line of Defense comprises risk management functions—including Legal employs the "matrix evaluation method" to assess ESG key issues from two dimensions: "the degree of impact on corporate sustainability" and

Quality Safety Finance and HR. Through policy development professional support and oversight mechanisms such as audits "the degree of stakeholder concern about ESG issues." The company aims to address stakeholder needs and expectations through

inspections and assessments they assist business units in effectively implementing risk control requirements. The Third Line of communication and engagement effectively control ESG risks and achieve its strategic development goals.Defense is the Internal Audit department. Operating from an independent and objective perspective it conducts supervision and

evaluation to continuously verify the effectiveness of the risk management and internal control systems driving their continuous

improvement. This framework provides a solid guarantee for identifying preventing and responding to significant risks across

environmental social and governance (ESG) domains robustly supporting the steady achievement of our sustainable

development goals.Interested Parties Identification (ESG Evaluation (Double Determination

Join Risks Parties Materiality Expert of Key

Range BackgroundCriteria Communication Concerns) Opinions) Issues

Risk Estimate

Risk Identification

Risk analysis

SGC

Risk assessment

Risk response Supervisory Authority Clients

Record and Report

Community & NGO Suppliers

Comprehensive Enterprise Risk ManagementSystem

SGC in accordance with the "Basic Norms for Corporate Internal Control" and other relevant laws and regulations has established a

comprehensive internal control system that is effectively implemented. The Internal Audit Department conducts special audits on key matters

Environment

such as internal control operations financial income and expenditure placement and use of raised funds and related transactions in accordance Employee

with the "Internal Audit System." This ensures the company's operations and management are legal and compliant assets are secure and

financial reports and related information are truthful and complete.We also conduct internal control evaluations according to the "Basic Norms for Corporate Internal Control" and relevant regulations

issuing internal control evaluation reports. Additionally the company engages external accounting firms to independently audit the Competitor Investor

effectiveness of the internal control system. In 2025 there were no major or significant deficiencies in internal control related to financial and

non-financial reports. The internal control system operated effectively maintaining effective internal control in all major aspects.Supervision and Examine

Communication and

consultation30 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 31

Interested Party Focus and Reply03Product Innovation Empowers a Connected World

Product quality is the lifeblood of the enterprise and the key to sustainable

development. The company drives economic growth through technological

innovation and enhances customer satisfaction through meticulous manufacturing.We are committed to becoming a global leader in high-precision electronic circuit

green manufacturing.

3.1 R&D and Innovation 30

3.2 Quality Management 33

3.3 Quality Control and Test 35

3.4 Enhancing Customer Satisfaction 3734 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 35

R&D and Technological Innovation Performance Data Statistics

3.1 R&D and Innovation

Index DataScientific and technological innovation is the source power enterprises to realize high-quality development. Guided by the mission to “lead the R&D Investment (10k yuan/Year) 8559.19development of innovative technologies underpin our core technical competitiveness and continuously secure new profit growth engines” and Number of R&D Personnel 285

adhering to the core values of “customer orientation open innovation and efficient collaboration” the Company is dedicated to becoming a leading

Patents Granted 17

R&D and innovation institution in the electronic circuit industry. The Company's R&D system is market-oriented continuously tracking and

collecting application requirements from downstream customers as well as industry development trends. We actively layout frontier research topics to

ensure our product technologies precisely align with customer needs.We commit substantial funds to R&D annually introducing advanced equipment to develop new products and processes thereby continuously

enhancing product quality. Statistics show that in 2025 the Company invested a total of RMB 85.5919 million in R&D providing ample resource

guarantees for the success of product development and technological innovation projects.■ Excellent R&D Team

Adhering to the development path of "technology-based enterprise" SGC has established a technology center to oversee R&D activities and SGC Technology Center was awarded the title of Shenzhen SGC was awarded the honorary title of

"Guangdong Province 5G High-DensityInterconnection "Specialized Special and New Small and

build a high-end research team. The core R&D backbone consists largely of industry veterans who possess keen insight into frontier industry

(HDI) Printed Circuit Board Engineering Technology Medium-sized Enterprises"

directions and market trends backed by efficient R&D capabilities. The Company continues to increase R&D investment leveraging platforms Research Center"

such as the Provincial Engineering Technology Research Center to tackle key technologies providing sustained and stable support for

technological innovation.The Technology Center comprises multiple specialized research groups with clearly defined responsibilities and objectives ensuring distinct

division of labor and accountability. In addition to a high-quality professional team and advanced equipment the Company has also established acomprehensive incentive mechanism for R&D personnel. In 2018 the Technology Center was awarded the “Guangdong Province 5G High DensityInterconnection (HDI) Printed Circuit Board Engineering Technology Research Center” and in 2023 Shenzhen SGC and Jiujiang SGC were

respectively awarded the title of “Specialized Specialized and New Small and Medium-sized Enterprises” and the honorary title of “JiangxiProvince Innovation Management Model Enterprise”.Jiujiang SGC was awarded the honorary title of "Jiangxi Province

Management Innovation Demonstration Enterprise"

■ Technological Innovation Management

To improve the standardized management of technological innovation and new product development the Technology Center has

established a series of R&D project management procedures including the "R&D Project Operation Management Process" "SGC Process

Capability Management Specification" "Material Selection and Usage Work Instructions" "New Material Certification Work Instructions"

and "R&D Board Order Operation Process Specification." These procedures control the critical processes of design and development to ensure that

the quality of new products and technologies meets customer requirements relevant laws and regulations international standards and industry

standards.While actively conducting independent R&D we also engage in extensive industry-university-research collaborations with enterprises

universities and research institutes. On one hand we leverage the academic strengths of universities in fields such as manufacturing

equipment automation electronic information advanced materials and chemical engineering to help solve technical challenges

encountered during production. On the other hand the Company has established joint laboratories with prestigious institutions like the

A working scene in a sterile laboratory Southern University of Science and Technology (SUSTech) to jointly conduct research projects and develop new products.36 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 37

■ Product R&D Achievements

3.2 Quality Management Policy

Product Product Technical Parameters Picture Application Fields and Their Functions

■ Management Policy

Layers:：20 Designed as a universal high-density and highly

High Material：EM-890K interconnected acceleration module standard for

AI high-computing clusters this hardware serves

Multilayer Board Thickness 2.4mm Quality First Lean Production Continuous Innovation Reach Customers Requirements：

as the core unit for Large Language Model (LLM)

Advanced HDI Min. Line Width/Spacing: 2.4/2.0 training AI inference supercomputing scientific

OAM mil computing weather forecasting and autonomous

HDI Structure:7Press + 6Laser driving training.Quality First

Through education and quality activities Lean ProductionLayers: 12

12-Layer Any-

Material: TU-865 Designed for the dexterous finger joints of improve the quality system so that all employees Through continuous improvement and

Layer robotics this solution replaces traditional radial

Board Thickness: 2.1± 0.2mm innovation in software hardware and system

Interconnect motors to deliver a more compact form factor establish the concept of excellent quality

Line Width/Spacing: 0.1mm

Axial Flux lighter weight and lower power consumption management focus on work quality reduce scrap methodologies we consistently enhance our

Min. Hole Size: 0.1mm

Stator PCB while maintaining identical functional parameters.Surface Finish: ENIG and eliminate rework. Establish a good corporate technical capabilities reduce production process

reputation while firmly opposing any form of deviations and maintain the company's vitality

Layers: 3-Stage HDI bribery and corruption to protect the company's and drive.Material: EM-A50 Designed for New Energy Main Drive Inverters interests and promote fair trade.PCB- and compatible with 800V high-voltage

Board Thickness: 3.0 ± 0.3 mm

Embedded SiC architectures this solution features SiC chip

Line Width/Spacing: 0.5 mil

Power Module embedded packaging to effectively reduce system

Min. Hole Size: 0.125 mm stray inductance and enhance power density.Surface Finish: ENIG

Continuous Innovation Reach Customers Requirements

Through continuous improvement and While meeting customer needs for productSupercomputer motherboards are specialized

Layers: 20 platforms engineered for high-performance innovation in software hardware and system

quality delivery and service we provide

Material: R-5785(GN) computing scenarios like AI training and proactive and professional advice to improve

Supercomputer scientific simulation. Their core mission is to methodologies we consistently enhance

Dimensions: 502 * 610 mm

Motherboard stably and efficiently orchestrate critical technical capabilities reduce production product design and specialized services.Board Thickness: 4.3 mm components—such as CPUs GPUs and

Surface Finish: ENIG This approach helps our customers achieve memory—under extreme loads thereby process deviations and keep the company

delivering top-tier computational power. dynamic and motivated. significant breakthroughs and advancements in

product performance and cost efficiency

Robot Brain- Layers: 12 3-Stage HDI Designed as the computational core for robotic

"brains" this module handles algorithms model

Cerebellum Material: EMS26

inference visual perception processing and

Computing Board Thickness: 2.0 ±10% behavioral decision-making. It serves as a critical

SOM Surface Finish: OSP component of the robot.■ Quality Management Performance

Layers: 42

Material: TU-933+ The Data Center Backplane is the critical SGC has established a comprehensive quality management system based on international standards including ISO9001 IATF16949

Dimensions: 1041 * 621 mm hardware addressing the exponential growth of

Data Center AI computing power. Through extreme layer

Board Thickness: 6.5mm ±6% AS9100 ISO13485 QC080000 etc. and has passed UL CQC and other product safety certifications. SGC has been included in the Top

Backplane counts and advanced material processes it

Surface Finish: ENIG achieves high-speed stable interconnectivity 100 Chinese PCB Enterprises list released by the China Printed Circuit Association (CPCA) for consecutive years. From 2013 to 2021

Special Requirement: -0.5 between boards within limited space.dB/inch @ 12.89 GHz the Company ranked 64th 61st 59th 54th 47th 48th 45th 45th and 42nd respectively on the "China Electronic Circuit Industry

Layers: 12 Ranking List" evaluated by the CPCA. In 2025 according to the 2024 Revenue of Major Enterprises in China's Electronic Circuit

Optical modules are the core components

Material: EM-890K

enabling optoelectronic signal conversion Industry jointly released by the CPCA and the China Information Technology Industry Federation (CITIF) SGC ranked 42nd among the

Board Thickness: 1.0 mm widely used in data centers

Line Width/Spacing: 70/100 Top 100 Comprehensive PCB Enterprises and 22nd among the Top 100 Domestic PCB Enterprises.telecommunications networks and AI

800G Optical μm computing clusters. Driven by the explosion of

Module BGA Pitch: 0.4 mm AI large model training and cloud computing

Impedance Tolerance: ±8% demands high-speed optical modules are

Min. Blind Via: 0.08 mm rapidly evolving from 100G to 400G 800G

and even 1.6T becoming the critical

HDI Class: 3-Stage HDI

infrastructure supporting the digital economy.Surface Finish: ENEPIG38 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 39

SGC boasts a team of seasoned management professionals

Quality Performance Data Statistics

with extensive expertise in both rigid and flexible PCB

manufacturing. Adhering to international quality standards we

Quality indicators 2025

implement Total Quality Management (TQM) across the board. We

systematically decompose quality objectives into specific targets

First Time Yield（%） 89.96%

for every department and role covering quality planning

management processes and operational specifications with Number of Product Hazardous Substance 0

Complaints (Pcs / Year)

monthly statistical analysis and continuous improvement

initiatives. Statistics show that from 2022 to 2025 our First Time Material Batch Pass Rate （%） 99.98%

Yield (FTY) has increased year-on-year while the Final Quality

FQA sampling pass rate （%） 99.31%

Audit (FQA) pass rate has consistently remained above 99%. These

metrics demonstrate the high maturity of our product quality and

delivery management.ISO9001:Jiujiang IATF 16949 ISO13485 AS9100D

ISO9001: Shenzhen ISO14001 ISO5001

Quality Management System

CQC Product Certification ULProduct Certification QC080000 Management System Certification SGC's quality management passed the customer's on-site audit40 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 41

Supplier Quality Management: To ensure that the quality of raw and auxiliary materials meets the required standards

SGC has formulated and published the "Supplier Quality Management Work Instruction." This document clearly specifies the

control processes and execution guidelines for new supplier development supplier quality assessment annual review

3.3 Quality Control and Test change management and handling of anomalies. From 2022 to 2025 the company maintained a material batch pass rate of over

99.9%.

Building on a foundation of quality system management: We actively promote the operation concept of a smart Product Inspection and Testing: SGC has invested in establishing a central laboratory equipped with advanced

factory. Focusing on the "flexibility" requirements of a smart factory the company has transformed the traditional manual testing instruments from both domestic and international sources. This laboratory conducts electronic product failure

scheduling and handling of products finished goods and materials into an AGV (Automated Guided Vehicle) intelligent analysis and reliability research and it also houses a semiconductor integrated circuit packaging process laboratory. Since

logistics system supported by MES (Manufacturing Execution System) and RCS (Robot Control System) intelligent scheduling its establishment the laboratory has continuously improved its testing capabilities covering the necessary performance tests

systems. This system combined with AGV's autonomous path planning and intelligent warehouse management functions for products. It provides comprehensive quality inspection and evaluation of products materials components and

has significantly improved the level of quality management and production efficiency. intermediate products meeting the testing requirements for product design verification and production processes.When a production process signals a material shortage an AGV vehicle retrieves materials from the warehouse and delivers

them to the machine. After the machine completes the detection process the AGV vehicle transports the semi-finished products

to the semi-finished goods warehouse. The pre-treatment line process within the company's inner layer has currently

achieved full closed-loop production automation and data informatization encompassing automatic logistics automatic

machine loading automatic recipe cutting automatic data collection and automatic machine unloading.The entire plant's transportation is uniformly managed by AGVs allowing for 24/7 continuous operation. The use of AGV

robots and intelligent scheduling systems enhances the timeliness and accuracy of transportation tasks reduces manual labor

intensity includes error-proofing checks during operations and provides real-time visualization and control of logistics

conditions facilitating material traceability management.White Light Interferometer InfraredSpectrometer

Thermal Shock Test Chamber Thermal Emission MicroscopeSystem

QC Board Advanced production equipment

Dynamic Thermomechanical Analysis (DMA)) Vector network analyzer (43.5G)

Shear force tester Cyclic Interconnect Stress Testing System

3D warehouse AGV IntelligentSystem42 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 43

■ Customer Privacy Protection

3.4 Enhancing Customer Satisfaction The Company pays attention to the information security protection of its customers and adopts scientific information

security management measures in accordance with international information security management standards to effectively

■ Customer Satisfaction Survey control information security risks. 1) Information Security Management Procedures: In order to prevent risks during the use

of computers and information systems the Company has formulated Server Backup Management Procedures Network

In order to test the current level of customer satisfaction explore the potential needs of customers and find Antivirus and Firewall Management Documents and Management Documents on the Standardized Use of Computers andopportunities to improve service quality the company has established and implemented the “Customer Satisfaction Networks etc. which set out clear provisions on database data backup regular restoration and testing and validationManagement Program” according to the requirements of international standards. The company conducts annual customer firewall management and computer maintenance and repair so as to ensure the integrity security and continuity of the

satisfaction surveys by means of questionnaires customer visits monthly customer scorecards and daily communication equipments and data. The company has clearly defined regulations on database data backup regular recovery and test

including quality delivery engineering data processing customer complaints manufacturing process level price and other verification firewall management computer maintenance and repair to ensure equipment and data integrity security and

aspects. The Company convenes business departments to hold customer satisfaction survey analysis meetings to discuss and continuity of production activities. 2) Information security hierarchical management: The Company has established a

analyze the survey situation and form customer satisfaction survey analysis reports; business departments analyze the causes workflow and security management system for the collection and use of customer information and its related activities

of the problems found in the survey and formulate improvement plans and the Quality and Customer Service Department implemented the classification of customer information strengthened the security management of account numbers and

conducts regular tracking of the improvement actions and confirms the effects. According to survey results from 2019 to changed complex passwords on a regular basis and required that contractual agreements and project information be strictly

2025 customer satisfaction scores rose from 83.2 to 89.01 demonstrating a steady improvement in both product quality and stored and access rights be controlled. 3) Information access rights: The company strictly manages the system access rights

service excellence. to ensure that only the personnel who have been formally applied for can access the relevant system; the company carries

out shielding treatment for customer information in SAP system regularly backs up and carries out review on the action of

Regular

Customer Customer

annual e-mail

visits and batch exporting copying and destroying the information in order to prevent the risk of information leakage. 4) Firewall

or faxed Grievances

surveys

questionnaires Complaints and anti-virus software: Advanced firewall and anti-virus software are adopted to effectively identify and block external

Delivery attacks and protect the safety of the intranet and computer system so as to build a safe and reliable customer information

performance protection system. 5) The company has passed the ISO 27001 Information Security Management System certification.(including

excess freight

incurred)

Collection and

Client Monthly Company processing of

website

regular Scorecard

satisfaction Indicator Card WeChat

information communication

Scoring Criteria

Evaluation results Excellent Good Done Pass Fail

Score 10 7-9 5-7 3-4 1-2

A: Calculation of each customer satisfaction score: (External customer rating * 70% + average internal score of responding customers * 30%)

B: Annual customer satisfaction score = (sum of each customer satisfaction score) / sum of total number of participating customers * 100 %

ISO27001 Information Security Management System Certification04Environmental-friendly Leading Green & IntelligentManufacturing

We upholds the philosophy of being responsible to society and the planet.We are committed to consistent investment and scientific management to be a

responsible and conscientious enterprise ensuring sustainable development.

4.1 Hazardous Substances Control 40

4.2 Building a Green Enterprise 42

4.3 Clean Production Management 44

4.4 Responding to Climate Change 4546 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 47

4.1 Hazardous Substances Control

■■ HHSSFF 管C控on措tro施l Measures

HSF (Hazardous Substances Free) refers to the reduction of hazardous substances listed in RoHS directives

REACH regulations or other relevant laws as well as those restricted or prohibited by customer requirements dueto their harmful effects on the environment and human health. To ensure that the company's PCB product 1）The company has established HSF (Hazardous Substances Free) plans and policies complying with environmental regulations

production and operations fully consider environmental and human health impacts comply with customer worldwide and implementing a hazardous substances management system to ensure product compliance with HSF requirements.requirements and adhere to relevant product safety and hazardous substance control regulations the 2）The company identifies all factors affecting HSF including manufacturing packaging labeling delivery equipment tools

company has developed and published the "HSF Control Procedure." This procedure implements a systematic fixtures and auxiliary materials.management mechanism to prevent hazardous substances from contaminating products. 3）The company formulates "Hazardous Substance Control Standards" and "Declaration of Non-Containment of Hazardous

In 2024 the company obtained the QC080000:2017 certification for its Hazardous Substance Process Substances" to meet customer and regional regulatory requirements controlling hazardous substances in incoming materials processes

Management System. Furthermore from 2021 to 2025 the company recorded zero complaints related to and finished products.hazardous substances. 4）The procurement department evaluates and approves suppliers according to the "Supplier Management Procedures" to ensure

effective hazardous substance control systems. For new materials HSF monitoring data is requested from suppliers to verify compliance.

5）The company commissions third-party testing agencies for annual monitoring of finished products to ensure compliance. Non-

compliant products are sealed immediately and subject to further tracing verification and rectification.Identify HSF Factors and Establish

HSF Control Standards

HSF Product Design and

Development Process

HSF Material Process Management

HSF Production Process

Management

HSF Supply Chain Process

Management

HSF Quality AssuranceProcess

Hazardous Substances Free System

RoHS Certificate of Compliance Finished Product Hazardous QC080000:2017System

Substance Monitoring Report Certification

Regulations and Customer Requirements48 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 49

4.2 Building a Green Enterprise

■ Environmental Policy

Energy conservation and emission reduction green andsafe

Environmental protection serves as the bedrock for our company's survival and growth representing an

obligation we are duty-bound to fulfill. Grounded in the principles of social and planetary responsibility we remain

steadfast in our commitment to invest resources em ploy scientific methods for governance meet emissions

standards adhere strictly to legal and regulatory frameworks and act as a conscientious enterprise. These actions are

taken to guarantee our sustained and responsible business operations fostering a future of enduring prosperity.The company adheres to a path of green development adopting the policy of energy conservation and emission

reduction as well as promoting green safety in our management approach. We uphold the principle of allocating

appropriate environmental costs in a rational manner striving for a win-win scenario between corporate profits and

environmental benefits. We prioritize conservation protection green industrial layout green management and green

production. Focusing on green low-carbon and circular practices we aim to establish ourselves as a green enterprise.Environmental management mechanisms

The company has established a systematic environmental management system in accordance with the Environmental Performance Data Statistics

ISO14001:2015 standard continuously increasing its investment in environmental protection while adhering to

national environmental protection regulations. Utilizing the PDCA (Plan-Do-Check-Act) operational model it Environmental Indicators 2025

continually enhances its environmental performance. According to statistics，the company's total investment inEnvironmental protection investment amount

environmental protection amounted to 26.926 million yuan in 2025. 2692.60(10k yuan/year)

1）Establishment of Environmental Objectives: The company has formulated a series of environmental

Total water consumption (T/year) 1287397.00

objectives comprising energy conservation targets input-output efficiency goals and pollutant discharge standards

compliance aims. These objectives are propelled through an assessment mechanism that drives the execution and Wastewater discharge volume (T/year) 1020163.00

advancement of environmental activities across departments fostering ongoing pollution prevention and

Proportion of wastewater treated up to standard

improvement initiatives. 100%(%)

2）Clean Production Audit: The company has conducted multiple clean production audits starting from product Rate of exhaust gas monitoring meeting standards

100%

design raw material selection process improvements and production management. This approach seeks opportunities (%)

for enhancement in clean production maximizing the conversion of raw materials and energy into products Chemical Oxygen Demand (COD) discharge 33.32

volume (T/year)

minimizing resource wastage and reducing the emissions of pollutants and their environmental impact.3）Environmental Awareness Training: An annual plan for environmental protection publicity and training is Ammonia nitrogen discharge volume（T/year） 2.65

formulated which includes organizing related activities environmental protection training sessions promotional

Total electricity consumption（KWH/ year） 141364975.00

campaigns and exchanges. These efforts enhance understanding of environmental regulations and environmental

management activities thereby raising employees' environmental awareness. 3Natural gas（m / year） 1360830.00

4）Environmental Inspection and Monitoring: The company regularly conducts internal audits and

management reviews and periodically arranges for third-party monitoring of environmental pollutants to identify and Diesel（KG/ year） 58756.46

address potential environmental hazards. From 2023 to 2025 the company achieved a 100% compliance rate for

Gasoline（KG/ year） 15733.36

pollutant emissions including waste gas and wastewater delivering strong environmental performance. During the

period from 2023 to 2025 Shenzhen SGC was honored with titles such as "Excellent Enterprise in Green Solid waste discharge volume（T/ year） 25710.60

Manufacturing and Environmental Protection" "Shenzhen Green Factory" "National Green Factory" and the

"EcoVadis Silver Medal." Recyclable waste volume（T/ year） 10113.3750 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 51

4.3 Clean Production Management 4.4 Responding to Climate Change

Environmental Management Responsibilities: SGC Circuit adheres strictly to national environmental protection

regulations actively implements the Environmental Impact Assessment (EIA) system and the "Three Simultaneities" principle.The company has established rigorous environmental management systems setting up environmental management ■ Climate Change Risk Identification

departments and dedicated personnel to oversee environmental protection work communicate with government

environmental authorities operate maintain and supervise environmental facilities.Clean Production Audit: Shenzhen SGC has undergone three rounds of clean production audits. The first round was

As the global economy expands the consumption of fossil fuels by humans has led to a significant increase in

completed in 2012 the second in 2018 and the third in 2023. These clean production audits have significantly assisted the

greenhouse gas emissions which in turn have caused a worldwide climate impact through the greenhouse effect. In

enterprise in enhancing production efficiency energy utilization rates and reducing pollutant emissions. They have also

response to this the company refers to the risk analysis framework provided by the Task Force on Climate-related Financial

brought about substantial economic benefits realizing a "win-win" scenario where both economic and environmental benefits

Disclosures (TCFD) to identify potential climate-related risks and opportunities in its production activities incorporating these

are achieved.Upgrade of Exhaust Gas Treatment Systems: The company operates three sets of organic exhaust gas treatment into its overall environmental risk management. By conducting climate risk identification and assessment policy research

systems which originally employed a process combining "water scrubbing + UV photocatalytic decomposition + primary benchmarking against industry peers and integrating expert opinions the company has identified the following climate

activated carbon adsorption." In 2023 the company upgraded the treatment process for these systems modifying it to feature change risks relevant to its business development.filtration + water scrubbing + secondary activated carbon adsorption. Following the upgrade the efficiency in treating volatile

organic compounds (VOCs) was enhanced.Climate Risk and Opportunity Identification and Evaluation

Environmental Filter Press Upgrade: In 2025 the company invested 250000 yuan to replace the old

wastewater treatment filter press with a fully automatic double-pressure filtration system. The project has been

Risk Category Risk Factor Potential Financial Impact Mitigation Measures

successfully installed and is now fully operational. The new system has reduced the moisture content of the

sludge by 3%-5% resulting in an annual reduction of approximately 100 tons of sludge.Climate Disasters (e.g. Typhoons Floods Increased Operating Costs Establish Emergency Response

Acidic Etching Solution Recycling System: During the production process acidic etching waste liquid is Leading to Safety Incidents or Forced Suspension Decreased Value of Fixed Plans and Conduct Annual

generated. The company uses membrane electrolysis technology to extract copper ions from the acidic etching solution. By of Production) Assets Drill Exercises

Physical Risks

combining multiple proprietary innovative technologies the waste liquid is entirely recycled back into the production process

Climate Change Impacts (such as Persistent Rising Operating Costs Integrate Climate Change

achieving 100% recycling and zero discharge of etching waste liquid.High Temperatures Causing Power Supply Awareness into Daily Operations

Waste Sorting and Disposal: The company manages various wastes generated during the production process through Anomalies Increased Cooling Costs Unstable Management and Enhance Energy

Supply Capacity and Transportation) Efficiency

classification. Recyclable waste is sorted and recycled for reuse while non-recyclables are handled according to national

regulatory requirements for classified disposal. Hazardous waste is entrusted to qualified agencies for proper handling and Policy and Legal Risks (such as Rising Carbon Prices Rising Operating Expenses M onitor Relevant Law s and

and Implementation of Carbon Taxes Leading to Increased Financing Costs Regulations Regularly

domestic waste is regularly cleared and transported by sanitation services for appropriate treatment.Increased Operational and Procurement Costs) Report Greenhouse Gas

Emissions Data and Effectively

Respond to Policy Changes

Technology Risks (such as Upgrading to Energy- Growing Operating Enhance Equipment

Saving and Emission-Reduction Equipment) Expenses Utilization Efficiency and

Transition Risks Increase Product

Manufacturing Productivity

Market Preference Risk (such as Increasing Scrutiny Impaired Product Sales Negative Elevate Climate Change as a

from Capital Markets Customers and Other Impact on Corporate Reputation Key Agenda Item Disclosing

Stakeholders on Corporate Climate Actions; Poor and Brand Influence Carbon Emission-Related

Environmental and Climate Performance May Information through ESG

Subsequently Affect Company Reputation and Reports Stakeholder Surveys

Performance) and OtherChannels

Technology Opportunities (Early Adoption of Decreased Operating Costs Fo rmulate Carbon Reduct io

Clean Technologies and Use of Renewable Energy Boosted Sales of Low- n Strategies Employing Clean

Sources to Effectively Mitigate Future Risks of Carbon Products Energy to Decrease Product-

Rising Energy Prices) Related and Operational Carbon

Transition Emissions

Opportunities

Market Preference Opportunities Enhancing Increased Revenues Actively Increase Investments

Competitive Position in the Market by Enhanced Environmental in Decarbonization Engage

Developing Innovative Low-Carbon Products Image and Brand Influence Suppliers in Collective

to Meet the Demands of Capital Markets Action and Offer Customers

The upgraded organic exhaust gas treatmentsystem Acidic Etching Solution Recycling and Regeneration System

Customers and Stakeholders for Sustainable Cleaner Lower-Carbon and

Solutions More Efficient Products52 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 53

■ Our Carbon Reduction Initiatives

1)Carbon verification: the company carries out carbon verification at the operation level in accordance with ISO14064

5) Jiujiang SGC Geothermal System: The Ground Source Heat Pump (GSHP) system project at Jiujiang

standards and commissions a third-party verification organization to verify the carbon emission data and issue a carbon

SGC is being implemented in two phases in accordance with the industrial park's construction plan. Phase I

verification report. the total emissions of the company's Scope 1 and 2 at the operation level in 2025 will be 71223.70

covering the underground piping network has been completed. Phase II involving equipment installation and

TCO2-e/year.commissioning is scheduled for completion within two years. Upon full completion the project is expected to

2)Energy management mechanism: The company's carbon emissions mainly come from electricity consumption in the

save 870000 kWh of electricity annually and reduce carbon dioxide emissions by 485.72 tons.production process. In order to reduce carbon emissions the Company has set up an energy management organization the

6) Shenzhen SGC Solar Photovoltaic Project: Shenzhen SGC has actively implemented distributed solar

Energy Saving and Emission Reduction Group and formulated a comprehensive energy management system including the

photovoltaic (PV) power generation systems. In 2024 the system covered electricity usage for employee

Energy Management System of SGC the Energy Saving Reward and Punishment System of SGC and the Energy

dormitories (Blocks A & B) information boards and corridor lighting injecting green power into daily

Management Procedures etc. to comprehensively promote energy saving and consumption reduction and has achieved good

operations with a total generation of 28100 kwh for the year. Additionally a new 766 kwh distributed PV

carbon reduction performance.project was filed in 2024 and officially connected to the manufacturing grid in April 2025. This new addition

3)In 2024 the Company conducted the first mapping of suppliers‘ carbon emissions for the first time. It laid the

generated 700000 kWh in 2025.foundation for the carbon emission of statistical scope III. In addition the company provides free dormitories for，locatedjust a ten-minute walk from the office. The purpose of reducing carbon emissions in Scope III has been achieved.

4) In 2025 the proportion of green electricity used by the company reached as high as 20%.

Energy-Saving Retrofit Project Emission Reduction Performance Statistics

Greenhouse Gas Emissions Data Statistics

Carbon Reduction Measures Detailed Description Carbon reduction（TCO2-e）

Environmental Indicators 2025

Decommissioning of Nickel-containing Decommissioning of Nickel-containing Evaporation Facilities in the

181.05

Evaporation Facilities at Jiujiang SGC Environmental Protection ZoneScope 1 Emissions (T CO2-e/ year） 3331.95

Jiujiang SGC HVAC Retrofit:

Retrofit of Electric Heating to Hot Water Coils in the Cleanroom HVAC

Converting Electric Heating to Hot 104.18

System

） Water CoilsScope 2 Emissions(T CO2-e/ year 67891.75

Retrofit of dust collection motors with

Scope 1 and Scope 2 Total Emissions (T CO -e/ permanent magnet motors at Jiujiang Upgraded to equipment with higher energy efficiency 438.74 2

71223.70year） SGC

Energy Efficiency Retrofit of Drilling Changed the drilling machine cooling method from traditional self-

395.59

Oil Coolers at Jiujiang SGC contained cooling to central chilled water cooling

Automatic Frequency Modulation of Automatic Frequency Control of Exhaust Fans Based on Production

1178.99

Jiujiang SGC Exhaust Gas System Equipment Status

Jiujiang SGC replaced the air

compressor system after-treatment Installation was completed on October 4 2025 reducing the operation of

79.25

equipment with Grade 1 energy- one air compressor in Factory 2 and 0.5 units in Factory 1

efficient dryers

Retrofit of production line electric

Removed electric heaters from the high-temperature production line and

heaters to air source heat pumps at 104.18

replaced them with energy-efficient air source heat pumps

Jiujiang SGC

Retrofit of High-Pressure Air Knife Retrofit of traditional turbo fans to high-speed permanent magnet energy-

154.76

Fans on Jiujiang SGC Horizontal Line saving fans

Energy-saving Retrofit Project for Dust

Suction Pipelines in Shenzhen SGC Replaced with 6 high-efficiency motors to reduce electricity consumption 578.26

Drilling Workshop

The Distributed Photovoltaic Power Generation Project was officially

Shenzhen SGC Photovoltaic Project commissioned in April 2025 supplying power directly to manufacturing 426.72

operations with an annual generation of approximately 700000 kWh.Total 3641.72

Shenzhen SGC Photovoltaic Project05People-Oriented Empowering Employee

Development

Adhering to the core concept of position value SGC Circuit ensures the rights and dignity of

every employee guaranteeing a fair and transparent work environment. The company actively

promotes a culture of strivers encouraging employees to contribute with enthusiasm and relentless

efforts towards the continuous growth and prosperity of the enterprise.

5.1 Our Employee 50

5.2 Employee Rights Protection 51

5.3 Occupational Health and Safety 53

5.4 Training and Development 56

5.5 Employee Care 5856 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 57

5.1 Our Employees

5.2 Employee Rights Protections

■ Human Resource Policies ■ Employee Rights and Benefits

The company adheres to national labor regulations strictly prohibiting any form of discrimination during the

hiring process and is fully committed to safeguarding all employees' rights and benefits ensuring equal

SGC consistently regards talent as the core

support and most valuable asset for corporate People-Oriented Approach Combining Virtue with

development opportunities for every staff member.R e s p e c t i n g the i n d i v i d u a l Competence (1)The company implements a comprehensive and transparent compensation and benefits system focusing on

development placing high importance on talent va l u e o f e a c h e m p l o y e e T he c o m p a ny f o c u s e s n o t

selection cultivation and incentive programs. the c o mp a n y p laces gr e a t only on cultivating employees'

work schedule arrangements promoting a reasonable work regime and prioritizing employees' physical and mental

emphasis on their personal p r o f e s s i o n a l ski l l s b u t a l so well-being.Adhering to the philosophy of "People-oriented d e ve l o p m e n t and gr o w t h places a higher premium on their

while attentively addressing moral character professional (2)The company encourages employees to actively engage in corporate governance supporting theirIntegrity and Competence Maximizing

their needs and expectations. ethics and overall demeanor. establishment and participation in trade unions. Through collective bargaining both parties collaborate to uphold

Potential and Achieving Win-win Results" the

employees' legal rights and interests. A union organization has been established within the company with employee

company continuously fosters a workplace

representatives elected by their peers to participate in management and decision-making processes. They assist in

environment conducive to talent growth and

resolving and addressing employee grievances ensuring that employee voices are respected and heard.professional expression thereby solidifying the Achieving Win-Win Outcomes Maximizing Each Person's

With a fair compensa t ion and (3)The company strictly prohibits any form of discriminatory behavior. By establishing internal grievance

talent foundation for long-term stable Potential Based on individual a benef i t s sys tem a longs ide a

b i l i t ie s s t r e n g t h s a n d channels issues are handled and resolved based on principles of fairness and impartiality thereby preventing

development. promising career development pinterests the company makes

l a t f o r m e m p l o y e e s a r e

reasonable job allocations to employees from experiencing discrimination or unfair treatment. This ensures a respectful and equitable workingThe company actively practices employee empowered to realize their self-

ensure tha t each employee environment for all.diversity by attracting and retaining talent from worth while contributing to the can maximize their value in

c o m p a n y ' s g r o w t h t h e r e b y

diverse backgrounds genders ages races their respective positions.achieving a mutually beneficial

ethnicities and religious beliefs while firmly outcome for both parties. Initial Grievance

Preliminary Grievance Deliberation and Implementation

Reporting Investigation Committee Ruling and Feedback

safeguarding equal employment rights. We and Handling Review

strictly comply with labor laws and regulations

Company Human Resources Management Philosophy

eliminating any discrimination based on race Employee Grievance HandlingProcess

color gender nationality religion disability marital status age pregnancy or other legally protected characteristics.We strictly prohibit forced labor and child labor fully respect employees' freedom of belief and personal privacy and ■ Compensation and Benefits

are committed to creating a diverse inclusive and equitable work atmosphere.SGC has established a diversified compensation and benefits system that is competitive in the market. This system is

As of the end of 2025 the company had a total workforce of 2718 employees including 181 employees from

ethnic minorities. Women in management positions account for 10% of the total management team. built upon practical factors including job value individual capability performance results and market salary levels while

strictly adhering to the core principles of fairness competitiveness motivation cost-effectiveness and legality. This

framework not only fully recognizes individual employee value but also demonstrates the company's sincere commitment

Human Resources Performance Data Statistics

to the professional growth and quality of life of our staff. In 2025 the average employee salary growth rate was 5.44%.Human Resources Performance Data 2025

Total Number of Employees 2718 Human Resources Metrics Data Statistics

Male to Female employee Ratio（%） 7：3 Human Resources Metrics Data 2025

Age Distribution of Employees（Under 30 /30-50 /Over 50） 3:6.5:0.5 The ratio of the average wage of frontline

4.6:1

employees to the local minimum basic wage

Number of Ethnic Minority employees（Persons） 181

Employee turnover rate（%） 3.18%

Number of Employees with Disabilities（Persons） 8

Average employee satisfaction rate（%） 90%Educational Attainment Distribution of Employees（Bachelor’s Degree&Above / High

1.5:6:2.5School&Above/ Junior High School&Below） Average employee salary growth rate（%） 5.44%

Percentage of Middle-Level and Above Female Managers Among Management Staff（%） 10%

Gender pay ration for the same position（%） 1:1

Number of Foreign Employees（Persons） 1

Labor contract signing rate（%） 100%58 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 59

5.3 Occupational Health and Safety

■ Safety Policy

The company has always insisted on putting the safety and health of employees in the first place and has established asystematic occupational health and safety management system with the tenet of “safety first prevention firstcomprehensive management” and has gradually promoted the operation of the safety management system in four aspects

To ensure both internal equity and external competitiveness across all positions the company has established a

namely risk identification system planning organization development and culture construction and has formulated an

mechanism linking job grades to salary grades. We adhere to the principles of "determining salary based on responsibility

implementation plan to strengthen the foundation in 2023 improve the standard and reduce the risk in 2024 and stabilize

and ability rewarding based on performance and adjusting based on competence and results." Performance bonuses are

and improve the system in 2025. It has also formulated an implementation plan for 2023 to strengthen the foundation 2024

directly linked to individual performance outcomes with monthly and annual appraisals serving as the core basis for salary

to improve the standard and reduce the risk and 2025 to stabilize and improve the system. At present Shenzhen SGC and

adjustments.Jiujiang SGC have obtained IS045001 Occupational Health and Safety Management System Certificate all annual audits

In accordance with the law the company provides a complete range of benefits to safeguard employee rights. Beyond

for external system certifications were successfully passed.statutory benefits such as the "Five Insurances and One Housing Fund" annual leave sick leave maternity leave and

nursing leave we offer exclusive perks including comprehensive accident insurance complimentary accommodation and

meals shuttle services and holiday and birthday gifts.Become a Global Leader in Green Intelligent Manufacturing of High-

■ Satisfaction Survey

Our Vision Precision Electronic Circuits

EHS Vision Dedicated to Establishing a World-Class Environmental and Safety Management System to Ensure Business Continuity

The company is committed to fostering an open inclusive smooth and efficient internal communication environment

ensuring that employee concerns are conveyed promptly and addressed effectively. We conduct annual employee satisfaction EHS Mission Creating a Healthy Safe and Pollution-Free Production Environment to Achieve Business and Strategic Goals

surveys covering dimensions such as work environment compensation and benefits career development communication

2023:Pragmatic basis 2024:Upgrade standards and and collaboration and corporate culture. Based on the survey findings we implement optimization measures to continuously 2025:Steady Growthreduce inspections

Stage Goals Establish organization Procedural Process-Oriented Professionalism Autonomy

enhance employee engagement and sense of belonging. In 2025 the company achieved a high employee satisfaction rate of standards processes and Standardized Systematic Digitization Sustainability

systems

90% while maintaining a low turnover rate of 3.18%. These figures demonstrate the company's continuously growing

System Planning Risk Control Organizational Growth Cultural Developmentattractiveness as an employer.Goal Management Risk Grading and Organizational Planning Framework Development

Procedure Revision Control Performance Evaluation Activity Planning

Strategic Plan Standard Development Change Management Empowerment Design Incentive Mechanism

Process Optimization Equipment Lifecycle Capability Enhancement Benchmarking

System Operation Management Talent Group Development Sustainability Solutions

Diagnostic Evaluation Predictive Warning

Digitization Development Mechanism

EHS Tasks System Planning Comprehensive Management Team Building Cultural Establishment

Company's Safety Management System Implementation Chart

Working environment60 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 61

■ Security management measures

1) Safety management organization: The company has established a safety governance structure including a safety

management committee a safety management department and a safety production leading group and has clarified the safety

responsibilities and obligations of personnel at all levels. In addition the company has established a safety incentive and

accountability system forming a safety management system from top to bottom with full participation of all personnel. During

the period of 2022-2025 the company did not have any major casualty accidents or occupational disease cases and achieved

good safety and health performance. In 2025 the company continued to elevate its safety standards shifting the focus from

managing safety outcomes to regulating employee safety behaviors. We also sustained our anti-violation training and

inspection initiatives. Throughout the year annual safety training hours reached 15.23 hours per person with financial

investment hitting 5.7055 million yuan.

2) Dual prevention mechanism: The company has created a dual prevention mechanism of risk classification and control

and hidden danger investigation and management to accurately identify and prevent all kinds of risks from the source. The

Company pays close attention to the weak links and potential problems in the risk management and control process and

conducts regular hidden danger investigation and rectification to avoid safety accidents.

3) Production safety standardization: The company carries out risk identification for all production lines and equipments

according to the safety standardization to standardize and quantify the safety risks and establishes Safety Operating Procedures

and lists of violations for every position. to inform the employees of the requirements of safety operation and the dangers of

non-compliance so as to let each employee carry out the safety operation standards.

4) Safety inspection: The company regularly carries out safety inspections in various ways to improve the implementation

of safety management and safety operation standards. Daily on-duty leaders and security teams inspect key risk positions and

IS045001:2018 Occupational Health and Safety

when hidden dangers are found they are resolved in a timely and closed-loop manner by reporting to the IT system‘s hidden

Management System Certification

danger management platform. In 2025 the company continued to implement the "Three-Year Action Plan for Fundamental

Safety Improvements (2024-2026)" issued by the State Council Work Safety Committee further solidifying the safety

production responsibility system. We also sustained our study of the "Criteria for Identifying Major Accident Hazards in Occupational Health and Safety Performance Statistics

Industrial and Commercial Enterprises" released by the Ministry of Emergency Management and conducted hazard

Occupational Health and Safety Data 2025

investigations and special remediation campaigns based on these standards.

5) Occupational health protection: The company has engaged a third-party testing agency to conduct regular monitoring of Safety Investment Funds（10K RMB / Year） 570.55

working conditions and the operational environment. We strictly control occupational hazard factors and actively implement Employee Health Check-up Coverage Rate（%） 100

on-site improvements to mitigate these risks regularly hold medical checkups for occupational diseases post notification

Work-related Fatalities (Persons/Year) 0

boards for occupational hazards and equip the employees with labor protection equipment so as to protect the occupational

Occupational Disease Incidence Frequency

health of the employees in an all-around way and with a high standard. 0(Occurrences/Year)

6) Safety awareness training: The company builds a three-level safety training system according to the requirements of Safety Training Hours per Person per Year

15.23

(H/Person/Year)

national safety regulations and adopts various methods to carry out training on fire safety operation safety emergency

response first aid for personnel chemical management occupational health etc. which effectively improves the safety

awareness and response ability of employees.62 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 63

■ Overview of Shenzhen SGC Drill Programs ■ 深■圳P明ho阳to演s 练of现 S场he照nz片hen SGC Drill Site

On October 23 2025 Shenzhen SGC conducted its annual emergency drill for 2025. The drill simulated

an electrical fire in the electroplating workshop on the first floor of Building B. This scenario carried the

potential risk of igniting chemicals and exhaust duct networks in surrounding areas possibly leading to

explosions. After initial firefighting attempts by on-site staff proved unsuccessful they immediately

reported the incident prompting the company to activate the emergency evacuation and fire suppression

plan. The alarm sounded at 16:37 marking the official start of the drill. A total of 748 personnel from the

Shenzhen base participated. The event was well-organized with smooth procedural transitions. It effectively

demonstrated the outcome of a full-staff drill and further validated the effectiveness and feasibility of the

company's emergency rescue plan.Fire Detected Evacuation Initiated Firefighting and Rescue Operations

Time Program Participants Simulated exercise scenarios

An electrical fire breaks out in the

Evacuation Drill for

electroplating line equipment on the 1st

Electrical Fires and

October 23rd floor of Building B rapidly igniting

Flammable Chemical Fires All day shift staff

16：30~16：45 surrounding flammable chemicals with

in Electroplating

an imminent risk of explosion.Enterprises

Initiating emergency response.First Aid and Safety

October 23rd Assume an employee is injured and

Knowledge for Work- All day shift staff

16:55-17:05 faints

Related Injuries

October 23rd Fire Extinguisher Training

All day shift staff Hands-on Fire Extinguisher Drill

17:05-17:15 and Hands-on Practice

Hands-on Fire Extinguisher Drill Personnel Rescue and Medical Aid64 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 65

■SOavfeervtiye wD orfi lJlisujiang SGC Drill Programs ■ Photos of Jiujiang SGC Drill Site

Time Program Participants Simulation Scenario

September 25

Simulation of a fire on the roof of a

08:05——08:20 Evacuation and

All employees factory building all personnel evacuate

Subject to the alarm rescue

to the safe zone

bell

September 25 Firefighting and Development Zone

Rooftop of Factory 2

08:10-08:20 rescue Fire Brigade

September 25 Jiujiang First People's

First aid for injuries Parking Lot C Residence Hall C

08:20-08:25 Hospital On-site Disposal of Hazardous Chemical Transfer of Injured Personnel

Leakage

Safety training in the

September 25 use of factory Jiujiang Base

Parking Lot C Residence Hall C

08:25-08:30 transportation Security Group

vehicles

Anti-riot and

September 25 Jiujiang Base

Terrorism Live Parking Lot C Residence Hall C

08:30-08:40 Security Group

Practical Exercise

Hazardous chemical

September 25

leakage on-site Warehouse staff Parking Lot C Residence Hall C

08:40-08:45

practical exercises

September 25 Leadership speeches

All employees Parking Lot C Residence Hall C

08:50-09:00 summaries

Fire extinguisher use

September 25 New employees after

on-site practical Parking Lot C Residence Hall C

09:00-09:20 July 1

exercises

Firefighting and Rescue Group Photo66 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 67

5.4 Training and Development ■ Employee Career Development

A scientific and comprehensive career development mechanism is the cornerstone of both employee growth and

■ Training and Development corporate competitiveness. Centered on promotion pathways job rotation and customized career planning our system

offers vast opportunities for employees across all levels and skill sets.We continuously optimize our Job Qualification Management System to provide clear direction and guidance. This

Aligning job characteristics with career development needs the company has established a tiered and categorized

empowers our team to navigate career challenges with confidence ensuring steady progress and long-term stability for

training system. For Management we offer leadership programs tailored to different levels—frontline middle and senior

both the individual and the organization.management. For Professionals we have built training initiatives centered on job qualifications and clear learning paths. For

Campus Hires we implement a "New Talent Cultivation Plan" to set an industry benchmark for onboarding reserving high-

quality talent for the company's sustainable growth.We encourage continuous learning by providing extensive online and offline resources. Furthermore we regularly Career Advancement Customized Career

Path: According to the

collect feedback to dynamically optimize our training arrangements and career development mechanisms. Planning: Individualized

employee's career skills and

career development plans

performance provide

and paths are developed

opportunities for grade

promotion as well as salary for employees based on

and benefit enhancement. their strengths and

Employee Training Performance Data Statistics

interests.Job Rotation

Strategy: Encourage

Indicator Data 2025 job rotation to enrich

employees' work

Total annual staff training hours (H/year) 91079.27 experience improve

their general skills

and train generalists.Employee training investment (10k yuan/year) 218.10

Number of types of training courses (types/year) 1698

Average staff training hours (H/person/year) 33.70

University-Enterprise Cooperation Corporate Social Responsibility Training Employee Growth Incentives IPC600 Project Training68 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 69

5.5 Caring for Employees ■ A Colorful Life for Employees

■ Employee Mutual Assistance Fund We are dedicated to creating a positive work atmosphere and a comfortable living environment. By regularly organizing a variety of

cultural and sports activities we aim to enrich our employees' lives alleviate work stress and help them achieve a healthy work-life balance.Every summer we host the “Sunshine Together: Growing with Kids" parent-child event. Through diverse interactive experiences thisTo enhance corporate cohesion and foster a harmonious working environment the company established the Employee Mutual Aid

program broadens children's horizons and strengthens family bonds bringing joy and happiness to our employees' families.Fund Association in 2021. Since its inception the fund has raised over 1.67 million yuan in donations from employees across the

We also regularly hold sports tournaments—including badminton basketball and tug-of-war—as well as festive events like the

organization. By the end of 2025 the fund had successfully provided financial assistance totaling approximately 544100 yuan to 31

Lantern Festival riddle guessing and employee birthday parties. These initiatives continuously strengthen team cohesion collaboration and

employees helping them navigate real-life hardships. This aid covered critical areas such as medical expenses emergency support for

our shared sense of collective honor.family crises and educational subsidies. Through these efforts we have truly delivered timely help in moments of desperate need

embodying the spirit of mutual support.SGC set up the Employee Mutual Aid Fund Association to help employees facing

unexpected difficulties or special circumstances to tide over the difficult times.06Transparent Procurement Fulfilling Social

ResponsibilitiesThe company adheres to the principle of“Disinterested Procurement Win-Win Cooperation"and is dedicated to building a sustainable supply chain. The company actively participates in

community development gives back to society and strives to be an exemplary corporate citizen!

6.1 Responsible Procurement 62

6.1 Charitable and Public Welfare Activities 6472 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 73

6.1 Responsible Procurement

Procurement Values: Integrity and Collaboration

Understanding and Communication Continuous Improvement.Vision and goal: practicing sunshine procurement creating strategic value building a supply ecology of equality respect

transparency development and win-win situation and committing to providing timely accurate high-quality and cost-effective

procurement supply chain services.■ Responsible Procurement Management

Since its establishment SGC has always adhered to the original spirit of integrity management based on the principles of fairness

Supplier Empowerment Training Conduct on-site audits of suppliers

openness and impartiality advocated the sunshine procurement policy standardized the operation management of all stakeholders in the

supply chain cooperated with suppliers and strictly adhered to the standards of honesty and business ethics in all business activities.

1) Supplier Selection The Company has established a set of comprehensive and applicable management norms in accordance with the

■ Transparent Procurement Planning

“Supplier Certification Management System” and “Supplier Management Procedures” and has screened out competitive suppliers through the setting

of filing thresholds evaluation of materials and assessment and counseling by a professional audit team as well as utilizing the SRM system to

In order to realize the sustainable development of the supply chain in the future the company will establish and improve the

manage the suppliers in their full life cycle. In order to promote the development of regional economy the Company prioritizes local suppliers and

ESG management of suppliers based on the requirements of the ISO20400 Sustainable Procurement standard and in 2025 the

the proportion of local suppliers for production materials will reach 98.1% in 2025.company has made the following actions for sustainable procurement

1.The company has introduced a sustainable procurement policy and has set quantitative goals to supervise the fulfillment of

sustainable procurement.

2) Supplier Management: The Company has signed the “Commitment Letter for Sunshine Procurement for Strategic Partners” and

2.Formulate a supplier questionnaire to calculate the carbon emissions of suppliers. We plan to set carbon reduction

“Commitment Letter for Environment/Safety/Social Responsibility for Suppliers” with all its suppliers which contains provisions on integrity

requirements and targets for suppliers.compliance human rights environmental protection safety ROHS etc. Suppliers are required to comply with the relevant provisions of the

1) We will enhance ESG risk assessment and tiered management for our suppliers. High-risk suppliers will be subject to

commitment letter supervise each other to ensure the implementation of Sunshine Procurement and the contract will be terminated or dissolved at

focused management and ESG criteria will be integrated into the Supplier QEMCDS Performance Evaluation Rules;

any time if there is any violation of the provisions. Terms and Conditions .

2) We are stepping up audits regarding hazardous substance management ESG compliance and management performance. We

aim to increase the annual audit volume to 50 suppliers per year by 2029 helping them elevate their ESG management standards.

3) Actively respond to the national “dual-carbon” strategy and the carbon reduction requirements of customers and promote

3) Sunshine Purchasing Training: The company regularly conducts training on topics such as integrity honesty and supplier social suppliers to carry out carbon inventories and carbon emission reductions so as to reduce the emissions of product carbon footprints

responsibility management for internal purchasing staff extends the company's social responsibility concepts and requirements to the supply chain and contribute to the mitigation of global warming.and jointly promotes social responsibility management with suppliers to ensure that all operations comply with environmental protection labor laws

and regulations and the norms of corporate social responsibility.Procurement performance data Statistics

Performance Indicators 2025

4) Supplier Performance Evaluation: With reference to the RBA audit program the Company conducts annual SER audits on key suppliers Production Local Supplier Percentage（%） 98.1%

including 5 major aspects of labor health and safety environment ethics and management system to ensure that suppliers comply with the regulatory

Number of New Supplier Certifications 17

requirements related to social responsibility in their business activities. 2025 the Company completed the on-site audits of 29 suppliers on the basis of

their environmental and social responsibility (SER). Annual Number of Supplier SER Audits 2974 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report 75

6.2 Public Welfare Activities

Guided by the philosophy of "Dedicating Love and Giving Back to Society" SGC actively engages in

public welfare initiatives. We are committed to shouldering our responsibilities and repaying society through

■志愿者活动

concrete actions.■ Community Service Initiatives

Our staff took part in community volunteer service organized by the sub-district office Our staff volunteered to clean up trash in the park76 Sunshine Global Circuits Co. Ltd | 2025 Annually ESG Report GRI Standards Inde of Indicator 77

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1. Which sections did you find most informative

□ SGC overview

□ Organizational Governance Laying the Foundations for Growth

□ Product Innovation Empowering a Smart Connected World

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□ Transparent Sourcing Fulfilling Social Responsibility

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